class 12 chemistry solution, Lecture notes of Chemistry

Chapter 1: Solutions – Complete Handwritten Notes Easy-to-understand theory with clear explanations Important definitions and concepts covered Types of solutions and concentration terms explained Solubility, Henry's Law, and Raoult's Law notes included Colligative properties explained with examples Important formulas, derivations, and numerical problems NCERT-based content for board exam preparation Quick revision points and important questions included Perfect for Class 12 Board Exams, school tests, and revision. Neat handwritten notes with organized presentation. Contact for sample pages and pricing. Topics Covered: Types of Solutions Methods of Expressing Concentration Solubility Henry's Law Vapour Pressure of Liquid Solutions Raoult's Law Ideal and Non-Ideal Solutions Colligative Properties Relative Lowering of Vapour Pressure Elevation in Boiling Point Depression in Freezing Point Osmotic Pressure Abnormal Molecular Mass

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2025/2026

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8 Ch- 4, olution —— _oSolu How aso Lanmg Se ren > Mixhws gh tude ase nna i Hon thao — Compournbs. K Min tue SolWwenk: © Horo genius TMratuwe temponen} oh _foln tan + ynitoum dis dstibution a4, wind ddvbobus "Solute Lielb Powticle x > Con ot he _cfepasicrted_by 2 Grenewaliy Saluent Lilkvaton : 4 boxy is Present i Wee id ) amount Not be geen z Physical ‘Stole of, bu natked Oon by micnoscove g a) T Solvent remern hep @ be tenoyenous with Solution ; “ery ayik t colute Component ol Solubon ‘_¢ No whiouten distoribulion af, Paw ticle which -diidlued” in Solus Crenenalbe solute te Present “in es aroun) > Tt |nfe its Physical Sinbe i i © = c 28 . - i ia - .: TH! No. at Mole oh, Bo\wenk = fla « 4 | No. im Mole 0} Golwie = Ng € 4 | Total 00 of, Mole of diol. = Ne tng wt { ——__ 2 NV Mploy mosh pf Solvent = Ma ——__ @ : Molo mos, ol, _dolute = Me _& 3 ——* N Mole jxoction of Solvent = Xa _& Mole facto of Soluke = es & f° h i < Percentage — Concenhuation % | ) : a4 -& it is itnss oh OMe camPonen} — clivid ech Ry lon “Pant € a olution by may ; >. Ae eae gh} “le © c i weigh 4 Weld o> “wlarle oh Bolvte — weight of flute y loo iis i Total weight ¢h Sol, iit ‘ud fury. ob Solute we iH Wa two Weight _hy_ueignt Yo ——— nll _o4 fo vent = weight a, Bolyeut ee Sa Talal yt +-leb ——#+-H9— | | luna oh dolyent Wa u | AAS Tipe a, Balutlon viens 7 7 | U.on the basa}, no. of comp nowt \ 4 Solent + Asolute Bina, Koluto - Howe two Component Wy + Tennaliy Holutian Having Fhiwo Component _ss0 went + 2 Solute WW Quaterrnasy, dolu ion Having foun tompn hen b iselvent a Solvent ai on the basis wh Contenhwation « afatuiated Sol. The Solution whic no moar Solvte tan be AiMoluoal uM] UNSaturinted Solution: The Solution in which fore mmoawe : amount Ah, Soluk Gn ‘be 13sel usa JaUNNUeneneaenqneee ____ Buper Saturated Sol. “The Solution in_whidh Plosxe ammount \ d than Sahuate ted l ol, by heating is collil on pes I Satuncted ba, | | Very flesh ° Cuctdoally \e} than */ iv Dilute fol. The fol. in which Solute 15 com pawotively 7 ] v | cosa laurie Gol, Smlute is Pyesent in Mowe fon Sle amount ‘ weight by s\uine Liitui Wy uh, aolute _ = weight Dl Holy te Pane tota) volume oh Bok | \do\. Wye bb Bolute Wo 10 Saab qNose_is_dMolurd tomate _J00 maf dao tgs ind — the Mash by _Vidumne « bo (wi, — wg = Vso} = joo ML ¢ \ulv'f. 4, dol, iueight oh 4 Alytode x yom 4 Tota\ lve SO), | | | = -S + 100 wee ba ttiyor a 100 ' a a ju he j | 4 _Molanitas ‘ha me : — b. Lola a i ‘s_the -furmben of Biol ah: Bolure dissolved \n_ 4 Vw oh Solution is - No of, Mole any Substanie — (yiven Mass a Molan Moh — - Nw -——- et ] C™> | oo 7 ol! “a “_ im Wa ™ | +" tl. Me x Walks 7 ae i 100 a : mem a xine | - eR yee Me x wala) a Coltulot the molali by al, bp doluton Containing 2.55 af Se ethanoic arid in 14 Bt benzene Cas ne ethanoie pe _ofelu (ui - Wa = 9.69 Wa = 259 CHa 00H ‘men Mpg = bo nha % GAELCYSDESOMATS na tty Dwr Ut 32 aes Mm . We x tooo bo a. ft Mg x wa ud cise sth = iI 7 , p = Mm — 9S ¥ a \o o.Ss | a8 %® ~ i 66 % 3 = ~y ian > - 7 (The onto op dnr_nom | wtompanent to tw intl _nummvey OR Melen ah all Lompnnent Pretend in fre ofa Hon | dolute now mole | - ] | [ power od oa WT v 0. ob Mole, folubrore. | toleutate Mo\owi by a a Sslukon Hastie ie 2.50 ML oF Sol? Koby || Given = we = \da i Nm) = 9sb ML xe) { We= 180 : —a M— Way idv0 = %S ‘rove x YS } 400 2S Max VoL ee t5e- X \O0 fo) } | | | | | i HI Molowi ty = 4 —> Molo olution imolami ty = 2, —> Bimoloy dol. molarity = % —> TynMolon fo | molanitts = 5 > fentamolax ofol. _molaviy = {o — Peca Mola cSol “mplani ty = 4/0. Bemimolan fol. it 4 ation @ DeciMolsr fol. Molonity N j Aho > Cen Molen boli: | bit 3 ‘Modality m) 3 1 3 i! [Melati othe Am bons ah Moles, oh. Holute ____disssolud in La, mM CANT | Molaliny =. No. Solute d Maun ob bolvent Gn a) | : aj a 1 ™M . Ne bitte . mol [kg [mo\ ka —— Watg) ¥ . — Le ( «TF ee — —I- iil a an ] ” | tue Non =folon nate rp ee 3 - 22 | Wates __ Benzne FY | Fthano! Newane il —_|Fthonoie arid Heplane lll ae ee << ——__ Po brir-prctteke i Pola Soluke + Pris solvent High Sclubili pal HON -Polah Solicke | Non- ola Solvent Waly Aolubilisy, = Pdlow Zolur + non-pelax se\yut- ow sSclubsli 4 pI Gb) TémPenatiry ~ (ye ftedal ly Solubility of, Solids |p Lyi Bos, with Min Fempiwalina ‘ecm Foto thenmic unelica s — Yeat weleade [ Temperature Dex + Solubri yD os a) ENdotwimie seatton = Heat wedpesse sequined it: | ; asad Teriseglot Bia? falubiliiy ea peg ggan py ea EB |. — ( —_ @) | —=——_— ye usrich ob “the * imigg 29 unt_guniy kp MEPS tte, Mole — _ a Solubility ee TT qe adolubilijy 1s the ssa amin Af afl dna 4 qa can _dissolus ino given amount oh, Go\wet ata Pauticulax tempesatuse to boxrM a sotuhnated ofoluHouw * The aiiubihiy depend of Solute Soen} Wi wWoky + Bolt => Salt Sol C_) Faetous akfeciny Solubility op Solia_dey_lignid sins n 2 Sugan Sabstion 1 an Hop mL 20-4 Solubi cSyga r Fochous Ale Ging Solubin ~ za Soy Se Bolid— 7 of GOSER me Soa —— = se lute ~ Hab sap Serer =—y ~— 1 Solw it ~~ =| Colwent > ~s _— a | Nature a : he Solu te ° oa and Soweut sea a hoy a5 Snub i. : At F9% \ wileulate oe YW psp ne SO boda waloy urn packed nussiiber LS OM (Oo | “Se Pyomune gt 290% “seer » —— me Sow | ky = Lorn 1a? Pa mo Pa = gain Laim = 1013259, MP = Ol X08 9, “a — i Pp = Wy % Yo > a Lm 25 %\.01K 0° = \WbIK io! Xp 5 > 2 2% oe vals ; ia > H \sbTx \o \e i = > Hoo 28 sete | yebT > | ; Mp = 1Woa\s* > | ’ ‘Ap plication Of Henmbss bow im Y hey : TT 4. Carbonated —Bevenrages (daft donk, Soda) (0, is cudolWed in dink ord Nigh Pwdsuste . when [he bottle 15 ofened pwedl dersende> (by estapes os bubbles | | tt il ee ee ; ik =" ee - a s = ™ | ad (Mathematically, —___—_—— aera ree tet gas ‘Aa’ tad! guard OR? at and__Mole_fryattion “Ke a nl Wye Ppa dou _ — —__ Wye 2 Ry ——— a Wak | _ Pa wl yea eve fect _ nes Bi Pp = Ky xi Xa [ 1) Nee fa = Sautia) Puerburr ol son ‘A Me = Mole yackon gos “A yy = Hensad.s Low Cons tans- ? —_ku_dePend__on_gos GNA -temDencttios Valve of Ky Aex with in temper stare KEK 7 fis the value Oh Mrs fs. mie pathind ah aus Ded mole. J pyaction and Fa sous pete of compan» — in he _foluon 2 Aunwding to_Hiis_\aw, “The Powtial ogous puss Af 2 — — Pail : componedt is dunectly PuoPortonal 4p 4 . Comput Mn Po Sobotiow. FY _—__—— var a - Fr = i Foo _fompanent ‘ Slope =F —_—_—-€ -_ : ae as Ainchol GB) : Paytial veP op Axmole foacHion ab A i! 4 v v 7 Zhang hon of vAP Z2*) (@ P= PRX pcp mnie gation af ifs tacPartiol -Poh'R, Ma =wp oh A in pune hoon fostial Yup ob € Pad My by wutny $ C Fat component ‘pe Powibial VeP op, Alocho} —— 4 Pox}iol N-p of B ¢ mole pacHon ob 'B’ Dinh talc wv : Py Ad sid ‘Sipe = Pf 2 | # . | | eed | Xg—? PB = Passio) ep op ® ¥g= Mole focion Cur) Pha ye ok BM PMR HoHr sie —=¢ |. rT mse topics ot 1. —Nopoun'é powrdunt oj ore elu "oS 21 Ranult's Loy ____ : vse 5. _ patton: ‘blow cise .— A Nomenita) ia | ___ ane = er a ) tse — pacar, Sap dates | Napout Puretbhume is the ertested by siapouy shen it | i$ in equihibssiv) with 4s liquid phage inn closed Contains abo gyven ternpennlat ae ad ae = ee | re NA didi 3 | a a SW CF iii! LL : aa 7 Vapour pousiire Ob oct le e ye o ie ees iowa) 4 (ug Solvent . | 7? vain mar ZI ® => port Mnpous speeds yun Oh SA; | volatile ae ae YT, | oe I a 2_posetd| Nofour poutine 0) 2” | on ‘hes + E4nonol r pai : r : i eae ; cpr ieee i) “> = — . : = po 7 ~~ bh. Partial

a =. a =. — +. = | : ‘Presta ) = ca =a Spb my | > = >. > > a > > > > | Ox.) Murs , om Raoultd. low ypu Aolwton Having flan No lotile solute ‘Actewding to thus lam, Vapus puressun of, a olution havins oe Non—Vnlotile _Golule is: udisiectla Owe ono ting) + fo onale Junction oh ofelyent. gages pep ole ity U olute = F55555 | —— Non- Volatile —> Doe Not evapounate ) Exe afigan, dalt glvente , Nad (alos J : choo I _ Pedra TP, =P X Xe / unt clan! and puxe mesnanc! : ° ; ie | + ail ba Certain SWUM en Hy angi} —_wrespe chi sass —a pana! (gro!) 8G ~————fempenainie — caltulate pene Lae Se recs - = — | “ee ———tPoutial patessune of, Methanol a Pos Hal wep ot etharol ethanol Methanol = i rv i Pethonol = Poinanal % Yethanal Petbano) = QUx 2